12 Adventure StoriesAdventureEspionage FictionFrontier FictionWarWesternAce Magazines Inc.·United States·1938–1939·5 issuesAll1938 (1)1939 (4)12#V01N02 (1938-December)#V01N02 (1938-December)12#V01N03 (1939-March)#V01N03 (1939-March)12#V01N04 (1939-May)#V01N04 (1939-May)12#V02N01 (1939-August)#V02N01 (1939-August)12#V02N02 (1939-October)#V02N02 (1939-October)
